/**
 * @version		$Id: plugin.js 49 2009-05-28 10:02:46Z happynoodleboy $
 * @package      JCE
 * @copyright    Copyright (C) 2005 - 2009 Ryan Demmer. All rights reserved.
 * @author		Ryan Demmer
 * @license      GNU/GPL
 * JCE is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses.
 */

/**
 Class: Plugin
 Base plugin class for creating a JCE plugin object.

 Arguments:
 options - optional, an object containing options.

 Options:
 site - the base site url.
 plugin - the plugin name
 lang - the language code, eg: en.
 params - parameter object.

 Example:
 var advlink = new Plugin('advlink', {params: {'key': 'value'}});
 */
var Plugin = new Class({
    _queue 			: [],
    // Dialog box default
    _dialog 		: [],
    // Arbitrary variable
    _vars 			: null,
    // Current plugin
    _plugin			: null,
    getOptions : function() {
        return {
            site 	: tinyMCEPopup.editor.documentBaseURI.getURI(true),
            lang 	: 'en',
            params 	: {},
            alerts 	: null
        }
    },

    /**
     * Initialize the class
     * @param {Object} plugin
     * @param {Object} options
     */
    initialize : function(plugin, options) {
        this.setOptions(this.getOptions(), options);
        this._plugin = plugin;
        
        // add IE browser flags
        if (window.ie) {
        	$$('body').addClass('ie');
        	
        	// IE7
            if (!!window.XMLHttpRequest && !document.querySelector) {
            	$$('body').addClass('ie7');
            }
            // IE6
            if (!window.XMLHttpRequest) {
            	$$('body').addClass('ie6');
            }
        }

        // fallback for no plugin set
        if(!this._plugin) {
            var q = string.query(document.location.href);
            this._plugin = q['plugin'];
        }
        // show any alert dialogs
        this.showAlerts();
        // initialize tooltips
        this.initToolTip();
    },

    /**
     * Return site url option
     * @param {String} The site url variable
     */
    getSite : function() {
        return this.options.site;
    },

    /**
     * Store a custom plugin parameter
     * Example: 'animals', ['dog', 'cat', 'mouse']
     * @param {string} The parameter key/name
     * @param {string/array/object} The value
     */
    setParam : function(p, v) {
        this.options.params[p] = v;
    },

    /**
     * Store custom plugin parameters
     * Example: {'animals': ['dog', 'cat', 'mouse']}
     * @param {Object} The parameters object
     */
    setParams : function(p) {
        for(n in p) {
            this.setParam(n, p[n]);
        }
    },

    /**
     * Return a custom plugin parameter
     * @param {string} The parameter key/name
     */
    getParam : function(p) {
        return this.options.params[p] || false;
    },

    /**
     * Set the plugin as current
     * @param {string} The plugin name
     */
    setPlugin : function(p) {
        this._plugin = p;
    },

    /**
     * Return the current plugin
     * @return {string} The plugin name
     */
    getPlugin : function() {
        return this._plugin;
    },

    /**
     * Return a full resource url
     * @param {string} The url type, eg: img, plugin
     * @return {string} The url
     */
    getUrl : function( type ) {
        if( type == 'plugins' ) {
            type = 'tiny_mce/plugins/' + this.getPlugin();
        }
        return string.path(this.options.site, 'plugins/editors/jce/' + type);
    },

    /**
     * Return a full image url
     * @param {string} The image name
     * @return {string} The url
     */
    getImage : function(name) {
        var parts 	= name.split('.');
        var path 	= parts[0].replace(/[^a-z0-9-_]/i, '');
        var file 	= parts[1].replace(/[^a-z0-9-_]/i, '');
        var ext 	= parts[2].replace(/[^a-z0-9-_]/i, '');

        return this.getUrl(path) + '/img/' + file + '.' + ext;
    },

    /**
     * Resolve a TinyMCE language string
     * @param {string} The variable name
     * @param {string} The default translation
     * @return {string} The language string
     */
    getLang : function(s, dv) {
        return tinyMCEPopup.getLang(s, dv);
    },

    /**
     * Loads a TinyMCE plugin or theme dialog language file. Requires asset.js
     * @param {string} The variable name
     * @param {string} The default translation
     * @return {string} The language string
     */
    loadLanguage : function(name) {
        var path = '', parts = '', file = '';
        if(name) {
            parts 	= name.split('.');
            path 	= parts[0].replace(/[^a-z0-9-_]/i, '');
            file 	= parts[1].replace(/[^a-z0-9-_]/i, '');
            path 	= path + '/' + file + '/';
        }
        var u = this.options.site + 'plugins/editors/jce/tiny_mce/' + path + 'langs/' + this.options.lang + '_dlg.js';
        new Asset.javascript(u);
    },

    /**
     * Set a variable
     * @param {Object} vars
     */
    setVars: function(vars) {
        this._vars = vars;
    },

    /**
     * Get a variable
     */
    getVars: function() {
        return this._vars;
    },

    /**
     * Add a dialog object
     * @param {String} The dialog name
     * @param {String} The dialog object
     */
    addDialog : function(name, dialog) {
        this._dialog[name] = dialog;
    },

    /**
     * Get a dialog object
     * @param {String} The dialog name
     * @return the dialog object
     */
    getDialog : function(name) {
        return this._dialog[name] || '';
    },

    /**
     * Remove a dialog object
     * Shortcut for closing a dialog too
     * @param {String} The dialog name
     */
    removeDialog : function(name) {
        if(typeof this._dialog[name].close() != 'undefined') {
            this._dialog[name].close();
        }
        delete this._dialog[name];
    },

    /**
     * Open help window for current language
     */
    openHelp : function(type) {
        if(!type)
            type = 'standard';
        tinyMCE.activeEditor.windowManager.open({
            url : tinyMCEPopup.getParam('site_url') + 'index.php?option=com_jce&view=editor&task=help&lang='+ this.options.lang +'&plugin='+ this._plugin +'&type='+ type,
            width : 780,
            height : 560,
            resizable : 1,
            inline : 1,
            close_previous : 0
        });
    },

    /**
     *
     * @param {Object} fn
     * @param {Object} cb
     */
    iframe : function(fn, cb) {
        new IFrame({
            auto: true,
            action: fn,
            onComplete: function(o) {
                if(o.error) {
                    alert(o.error);
                } else {
                    r = o.result || {error: false};
                    if(cb) {
                        cb.pass(r, this)();
                    } else {
                        return r;
                    }
                }
            }

        });
    },

    /**
     *
     * @param {Object} s
     */
    _encode : function(s) {
        s = s.replace(new RegExp('"', 'g'), '\\"');
        s = s.replace(new RegExp("'", 'g'), "\\'");

        return s;
    },

    /**
     * Legcay XHR function. Pass to Editor.xhr
     * @param {Object} fn
     * @param {Object} args
     * @param {Object} cb
     */
    xhr : function(fn, args, cb) {
        return Editor.xhr.request(fn, args, cb, this);
    },

    /**
     * Alerts. Requires window.js
     */
    showAlerts : function() {
        var alerts = this.options.alerts || [];
        if(alerts.length) {
            var h = '<dl class="alert">';
            alerts.each( function(a) {
                h += '<dt class="' + a['class'] + '">' + a['title'] + '</dt><dd>' + a['text'] + '</dd>';
            });

            h += '</dl>'
            var n = new Alert(h, {height: 150 + alerts.length * 50});
        }
    },

    /**
     *
     * @param {Object} elms
     * @param {Object} options
     */
    initToolTip : function(elements, options) {
        if(!options)
            options = {};
        $extend(options, {
            className : 'tooltip',
            offsets: {'x': 16, 'y': 16}
        });
        this.tooltip = new JCETips(elements || $$('.hastip'), options);
    },

    /**
     *
     * @param {Object} el
     */
    addToolTip : function(elements) {
        this.tooltip.add(elements);
    },

    /**
     *
     * @param {Object} el
     */
    removeToolTip : function(elements) {
        this.tooltip.remove(elements);
    }

});
Plugin.implement(new Events, new Options);
/* IFrame class for pseudo ajax/json stuff */
var IFrame = new Class({
    getOptions : function() {
        return {
            name: 'iframe',
            action: '',
            cleanup : true,
            auto : false,
            onStart: Class.empty,
            onComplete: Class.empty
        };
    },

    initialize : function(options) {
        this.setOptions(this.getOptions(), options);
        if (this.options.initialize)
            this.options.initialize.call(this);
        
        // Remove existing frame
        this.remove();
        // Create IFrame
        var temp = document.createElement('div');
        temp.innerHTML = '<iframe src="javascript:&quot;&quot;;" name="'+ this.options.name +'" id="'+ this.options.name +'" style="display:none;"></iframe>';
        var iframe = temp.firstChild;
        $E('form').adopt(temp.firstChild);
        
        // Create action
        if(this.options.action) {
            this.action = new Element('input').setProperties({
                'type' 	: 'hidden',
                'id' 	: this.options.name + '_action',
                'name'	: 'action',
                'value'	: this.options.action
            }).injectInside($E('form'));
        }
        
        $E('form').setProperty('target', this.options.name).addEvent('submit', function() {
            this.fireEvent('onStart');
        }.bind(this));

        // Add load event
        $(iframe).addEvent('load', function() {
            var el 	= iframe.contentWindow.document || iframe.contentDocument || window.frames[iframe.id].document;
            if(el.location.href == 'about:blank')
                return;
            var res = el.body.innerHTML;
            if(res !== '') {
                this.fireEvent('onComplete', Json.evaluate(res, true));
            }
            // Remove existing frame
            if(this.options.cleanup) {
                this.remove();
            }
        }.bind(this))

        // Auto submit
        if(this.options.auto) {
            this.submit();
        }
    },

    remove : function() {
        // Remove existing frame
        if($(this.options.name)) {
            $(this.options.name).remove();
        }
        // Remove existing action
        if($(this.options.name + '_action')) {
            $(this.options.name + '_action').remove();
        }
    },

    submit : function() {
        this.fireEvent('onStart');
        $E('form').submit();
    }

});
IFrame.implement(new Options, new Events);